产品介绍
The Yokogawa NFBU200 Base Module is a fundamental component in the ProSafe-RS Safety Instrumented System (SIS) platform. Serving as the backbone / the control rack, it provides essential mechanical support and electrical connections for various safety input and output modules. The base module acts as a communication and power distribution hub, enabling reliable signal transfer and power supply to connected field I/O modules.
Designed for robustness and long-term reliability, the NFBU200 ensures optimal system integrity under harsh industrial environments. Its modular design supports quick installation and maintenance, reducing downtime and facilitating scalable system expansion. The NFBU200 is a key enabler for constructing flexible, scalable, and highly reliable safety systems in industries such as oil and gas, petrochemical, power generation, and chemical processing.
Technical Specifications
| Parameter | Details |
|---|---|
| 型号 | NFBU200 |
| Function | Base Module for ProSafe-RS I/O Modules |
| System Compatibility | ProSafe-RS Safety Instrumented System |
| Number / Slots | 16 slots for I/O modules |
| Communication Interface | Backplane bus for communication and power |
| Power Supply | Distributed from rack-level power supply |
| Mounting Type | Rack-mounted |
| Dimensions (W × H × D) | 482 x 132.5 x 40.5 mm |
| 重量 | 1.91 kg |
| Operating Temperature | 0 to 55°C |
| Storage Temperature | -20 to 70°C |
| Humidity Range | 5% to 95% RH (non-condensing) |
| Material | Industrial-grade flame-retardant resin |
| Safety Certifications | SIL3 (IEC 61508), CE, ATEX, RoHS, CSA, UL |
Applications
The NFBU200 Base Module is critical for building flexible and reliable Safety Instrumented Systems in demanding industrial sectors, including:
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Oil & Gas Production and Refining – 支持s modules monitoring emergency shutdown valves, fire and gas detection sensors, and pressure safety systems.
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Chemical and Petrochemical Plants – Forms the foundation for safety control racks handling analog and digital safety signals.
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Power Generation – Ensures high-integrity signal distribution for turbine trip systems and boiler safety shutdowns.
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LNG and Storage Terminals – Provides robust mechanical and electrical infrastructure for monitoring hazardous storage conditions.
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Water and Wastewater Treatment – 支持s safe control / chemical dosing and critical pump operations.
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Pharmaceutical Manufacturing – Enables safety layer control for batch processing and environmental monitoring.
Product Advantages
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Robust Mechanical Design: Provides secure and stable mounting for up to 16 I/O modules with reliable electrical contacts.
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Integrated Power Distribution: Efficiently distributes power from rack-level supplies to connected modules.
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Reliable Communication Backbone: Facilitates stable and noise-immune backplane communication within the ProSafe-RS system.
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Ease / Installation and Maintenance: Modular design with clear slot identification enables fast module replacement and system upgrades.
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High Environmental Tolerance: Operates reliably under wide temperature and humidity conditions common in industrial sites.
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Safety Certified: Complies with SIL3 and other international safety standards, ensuring suitability for critical safety applications.
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Scalable Architecture: Allows system expansion by simply adding modules to available slots without complex rewiring.
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Long Service Life: Manufactured with durable, flame-retardant materials designed for extended operational life.
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Global 支持 and Compatibility: Fully compatible with Yokogawa’s extensive ProSafe-RS product line and supported worldwide.
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Fault Detection 支持: Enables seamless integration with diagnostic tools to monitor module health and system status.
常见问题 (FAQ)
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What is the primary role / the NFBU200 Base Module?
It serves as the mechanical and electrical foundation for mounting and powering ProSafe-RS I/O modules within the safety control rack. -
How many I/O modules can the NFBU200 support?
The base module provides 16 slots for various analog and digital I/O modules. -
Is the NFBU200 compatible with all ProSafe-RS modules?
Yes, it supports the full range / ProSafe-RS I/O modules designed for analog, digital, and special function inputs and outputs. -
What safety certifications does the NFBU200 have?
It complies with SIL3 (IEC 61508), CE, ATEX, RoHS, CSA, and UL standards. -
Can the base module be installed in harsh industrial environments?
Yes, it is designed to operate reliably within a temperature range / 0 to 55°C and humidity up to 95% non-condensing. -
Does the NFBU200 distribute power to connected modules?
Yes, it distributes power from the rack-level power supply to all installed I/O modules. -
How does the NFBU200 contribute to system reliability?
It provides stable electrical contacts and a robust backplane bus, ensuring reliable communication and power to all modules. -
Is it easy to replace or add modules in the NFBU200?
Yes, the modular slot design enables quick and safe installation or removal / individual modules without affecting the entire system. -
What are the dimensions and weight / the NFBU200?
It measures 482 x 132.5 x 40.5 mm and weighs 1.91 kg. -
Can the NFBU200 support system expansion?
Yes, its design allows straightforward addition / modules to increase system capacity as needed.
Related 型号s (Same Series or Functional 分类)
| 型号 | Function | Slots | Compatibility |
|---|---|---|---|
| NFBU100 | Base Module (smaller capacity) | 8 slots | ProSafe-RS |
| NFBU201 | Extended Base Module | 24 slots | ProSafe-RS |
| NFBU202 | High-density Base Module | 32 slots | ProSafe-RS |
| NFCP100 | Control Processor Module | N/A | ProSafe-RS |
| NFPA100 | Power Supply Module | N/A | ProSafe-RS |
| NFDV151 | Digital Input Module | 16 ch | ProSafe-RS |
Popular Yokogawa 型号s
| 型号 | Function | System | Key Feature |
|---|---|---|---|
| NFAI135 | Analog Input Module | ProSafe-RS | SIL3 certified, 16 channels |
| NFAI143 | Analog Input Module | ProSafe-RS | High accuracy, built-in diagnostics |
| NFAT135 | Thermocouple Input Module | ProSafe-RS | Multi-T/C type support |
| NFAV161 | Analog Output Module | ProSafe-RS | 8 channels, 4–20 mA output |
| PW482 | Power Supply Module | ProSafe-RS | Redundant power supply |
| CP451 | Control Processor Module | CENTUM VP | Advanced control with redundancy |
公司信息
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